You can only store videos on your forum as embed codesanyone who wants to download video from any site has to use download program software or an addon downloader in firefox or install realplayer. or upload the video file to a video host site.

The media industry are monitoring Youtube and Youtube has to pay royalties to the copyright owners of videos and take them down if requested to do so by their respective owners. and you can see in youtube a lot of people get banned for using it illegally we can use the videos in our forums as long as youtube posts them